Folding carton



FIG. 1 is a top perspective view of a folding carton showing my new design in an open position;

FIG. 2 is a top perspective view of the folding carton in a closed position showing the front and left side; and

FIG. 3 is a view similar to FIG. 2 showing the rear and right side.

The bottom is plain and unornamented. 

The ornamental design for a folding carton, as shown and described. 